IL293237B2 - Surface polishing method of a waveguide - Google Patents
Surface polishing method of a waveguideInfo
- Publication number
- IL293237B2 IL293237B2 IL293237A IL29323722A IL293237B2 IL 293237 B2 IL293237 B2 IL 293237B2 IL 293237 A IL293237 A IL 293237A IL 29323722 A IL29323722 A IL 29323722A IL 293237 B2 IL293237 B2 IL 293237B2
- Authority
- IL
- Israel
- Prior art keywords
- polishing
- waveguide
- optical alignment
- collimated light
- alignment sensor
- Prior art date
Links
- 238000007517 polishing process Methods 0.000 title claims description 8
- 238000005498 polishing Methods 0.000 claims description 92
- 238000000034 method Methods 0.000 claims description 40
- 230000003287 optical effect Effects 0.000 claims description 28
- 239000006185 dispersion Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
- B24B9/14—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms
- B24B9/146—Accessories, e.g. lens mounting devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B11/27—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
- B24B13/005—Blocking means, chucks or the like; Alignment devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/12—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving optical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/20—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground
- B24B7/22—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain
- B24B7/24—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain for grinding or polishing glass
- B24B7/241—Methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/20—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground
- B24B7/22—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain
- B24B7/24—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain for grinding or polishing glass
- B24B7/242—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain for grinding or polishing glass for plate glass
- B24B7/244—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain for grinding or polishing glass for plate glass continuous
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
- B24B13/015—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor of television picture tube viewing panels, headlight reflectors or the like
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12166—Manufacturing methods
- G02B2006/12197—Grinding; Polishing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Optical Elements Other Than Lenses (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962939708P | 2019-11-25 | 2019-11-25 | |
PCT/IL2020/051189 WO2021105982A1 (en) | 2019-11-25 | 2020-11-17 | Method of polishing a surface of a waveguide |
Publications (3)
Publication Number | Publication Date |
---|---|
IL293237A IL293237A (en) | 2022-07-01 |
IL293237B IL293237B (en) | 2022-10-01 |
IL293237B2 true IL293237B2 (en) | 2023-02-01 |
Family
ID=76130142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL293237A IL293237B2 (en) | 2019-11-25 | 2022-05-22 | Surface polishing method of a waveguide |
Country Status (7)
Country | Link |
---|---|
US (2) | US11667004B2 (zh) |
EP (1) | EP4041491B1 (zh) |
JP (2) | JP7433674B2 (zh) |
KR (2) | KR102622406B1 (zh) |
CN (2) | CN117943933A (zh) |
IL (1) | IL293237B2 (zh) |
WO (1) | WO2021105982A1 (zh) |
Families Citing this family (5)
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WO2020148665A1 (en) | 2019-01-15 | 2020-07-23 | Lumus Ltd. | Method of fabricating a symmetric light guide optical element |
IL294794A (en) | 2020-02-02 | 2022-09-01 | Lumus Ltd | A method for producing light-conducting optical elements |
CA3169875C (en) | 2020-05-24 | 2023-07-04 | Lumus Ltd | Method of fabrication of compound light-guide optical elements |
JP7490286B2 (ja) | 2021-02-25 | 2024-05-27 | ルーマス リミテッド | 矩形導波路を有する光学アパーチャ増倍器 |
IL310952A (en) | 2021-08-23 | 2024-04-01 | Lumus Ltd | Methods for manufacturing complex light-guiding optical components with embedded coupling reflectors |
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KR20230096149A (ko) | 2019-01-24 | 2023-06-29 | 루머스 리미티드 | 2차원 확장이 가능한 도광 광학 소자를 포함하는 광학 시스템 |
CN113557708B (zh) | 2019-03-12 | 2024-07-16 | 鲁姆斯有限公司 | 图像投影仪 |
CN109909808A (zh) * | 2019-04-30 | 2019-06-21 | 华中科技大学 | 一种多轴联动精密机床二维动态定位精度测量方法 |
WO2020225747A1 (en) | 2019-05-06 | 2020-11-12 | Lumus Ltd. | Transparent lightguide for viewing a scene and a near-eye display |
CA3153661A1 (en) | 2019-09-16 | 2021-03-25 | Lumus Ltd. | Image display system with beam multiplication |
US10962787B1 (en) | 2019-11-25 | 2021-03-30 | Shanghai North Ocean Photonics Co., Ltd. | Waveguide display device |
IL270991B (en) | 2019-11-27 | 2020-07-30 | Lumus Ltd | A light guide with an optical element to perform polarization mixing |
-
2020
- 2020-11-17 JP JP2022529088A patent/JP7433674B2/ja active Active
- 2020-11-17 CN CN202410208509.9A patent/CN117943933A/zh active Pending
- 2020-11-17 KR KR1020227016271A patent/KR102622406B1/ko active IP Right Grant
- 2020-11-17 EP EP20894001.5A patent/EP4041491B1/en active Active
- 2020-11-17 WO PCT/IL2020/051189 patent/WO2021105982A1/en unknown
- 2020-11-17 CN CN202080074688.1A patent/CN114599480B/zh active Active
- 2020-11-17 US US17/762,144 patent/US11667004B2/en active Active
- 2020-11-17 KR KR1020247000240A patent/KR20240008402A/ko not_active Application Discontinuation
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2022
- 2022-05-22 IL IL293237A patent/IL293237B2/en unknown
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2023
- 2023-04-23 US US18/138,081 patent/US11969849B2/en active Active
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2024
- 2024-01-31 JP JP2024013343A patent/JP2024059636A/ja active Pending
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JP2023503277A (ja) | 2023-01-27 |
KR20240008402A (ko) | 2024-01-18 |
US11969849B2 (en) | 2024-04-30 |
US11667004B2 (en) | 2023-06-06 |
WO2021105982A1 (en) | 2021-06-03 |
EP4041491B1 (en) | 2023-07-26 |
IL293237B (en) | 2022-10-01 |
EP4041491A4 (en) | 2022-11-23 |
JP2024059636A (ja) | 2024-05-01 |
US20220388108A1 (en) | 2022-12-08 |
EP4041491A1 (en) | 2022-08-17 |
KR102622406B1 (ko) | 2024-01-05 |
CN114599480B (zh) | 2024-03-19 |
TW202133995A (zh) | 2021-09-16 |
US20230256558A1 (en) | 2023-08-17 |
CN114599480A (zh) | 2022-06-07 |
KR20220100878A (ko) | 2022-07-18 |
IL293237A (en) | 2022-07-01 |
CN117943933A (zh) | 2024-04-30 |
JP7433674B2 (ja) | 2024-02-20 |
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